A115245 Partial sums of A011764.

3, 12, 93, 6654, 43053375, 1853020231905216, 3433683820292514337678080994497, 11790184577738583171520872861415952349498504106613519190091458

Offset

0,1

Links

Seiichi Manyama, Table of n, a(n) for n = 0..11

Mathematica

Accumulate[3^(2^Range[0, 10])] (* Harvey P. Dale, Oct 14 2012 *)

Prog

(PARI) {a(n) = sum(k=0, n, 3^2^k)} \\ Seiichi Manyama, Sep 08 2019

Crossrefs

Cf. A011764, A060803.

Sequence in context: A368454 A263801 A078124 * A145074 A162055 A067300

Adjacent sequences: A115242 A115243 A115244 * A115246 A115247 A115248

Keyword

nonn

Author

Roger L. Bagula, Jun 07 2008

Status

approved